Home / 9,359.84-12,916.63-5,110.99

Finding the Fourth Proportional to 9,359.84, 12,916.63 and 5,110.99

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Solution

The fourth proportional to 9,359.84, 12,916.63 and 5,110.99 is: 7,053.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,359.84 : 12,916.63 = 5,110.99 : x
  2. Step 2: Convert to fraction form
    9,359.84/12,916.63 = 5,110.99/x
  3. Step 3: Cross multiply
    9,359.84x = 12,916.63 × 5,110.99
  4. Step 4: Simplify right side
    9,359.84x = 66,016,766.76
  5. Step 5: Solve for x
    x = 66,016,766.76/9,359.84
  6. Step 6: Final answer
    x = 7,053.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.